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Finding the Fourth Proportional to 168.75, 232.83 and 95.06

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Solution

The fourth proportional to 168.75, 232.83 and 95.06 is: 131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.75 : 232.83 = 95.06 : x
  2. Step 2: Convert to fraction form
    168.75/232.83 = 95.06/x
  3. Step 3: Cross multiply
    168.75x = 232.83 × 95.06
  4. Step 4: Simplify right side
    168.75x = 22,132.82
  5. Step 5: Solve for x
    x = 22,132.82/168.75
  6. Step 6: Final answer
    x = 131.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.